Question 1: Which of the following processes is NOT part of the water cycle?

Answer: Erosion

Question 2: True or False: Precipitation can occur in forms other than rain.

Answer: True

Question 3: What is evaporation?

Answer: The process by which water changes from a liquid to a gas.

Question 4: Match the following terms to their definitions:

Answer: See full answer key

Question 5: Fill in the blank: The process of water moving from the Earth's surface to the atmosphere and back is known as the ______.

Answer: water cycle

Question 6: Order the steps of the water cycle from start to finish:

Answer: See full answer key

Question 7: Explain how human activities can impact the water cycle.

Answer: Human activities such as deforestation, urban development, and pollution can alter the natural flow of the water cycle by affecting evaporation and precipitation patterns, reducing infiltration, and increasing runoff.

Question 8: Calculate the amount of water that evaporates from a lake in a day if the evaporation rate is 0.5 cm/day and the lake area is 10,000 square meters. Show your working.

Answer: 50,000 liters

Question 9: Short answer: Define 'transpiration'.

Answer: The process by which plants release water vapor into the atmosphere.

Question 10: True or False: The water cycle is an example of a closed system.

Answer: True

Question 11: What role does the sun play in the water cycle?

Answer: The sun provides the energy needed for evaporation, driving the water cycle.

Question 12: Multiple choice: Which stage of the water cycle involves water vapor cooling and forming droplets?

Answer: Condensation

Question 13: Multiple choice: What is the main source of energy that drives the water cycle?

Answer: Sun

Question 14: Short answer: Describe what happens during precipitation.

Answer: During precipitation, water falls from the atmosphere to the Earth's surface as rain, snow, sleet, or hail.